Kuwait
Air Mail Proof 1969 (Jan.) Air Boeing "707" Inauguration, two sets of four imperforate colour proofs on presentation cards, the first with the 10f. value tablet etc. in black, the card marked "As submitted 3.5.68" and "Not approved"; the second with the 10f. value tablet etc. in yellow, marked "As Submitted 10-6-68" and "Approved letter 23.6.68"
Details
Air Mail Proof 1969 (Jan.) Air Boeing "707" Inauguration, two sets of four imperforate colour proofs on presentation cards, the first with the 10f. value tablet etc. in black, the card marked "As submitted 3.5.68" and "Not approved"; the second with the 10f. value tablet etc. in yellow, marked "As Submitted 10-6-68" and "Approved letter 23.6.68"